31873062

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^2$

素因数の和:134

約数の個数: 72

約数和(自身を含む): 74826504

約数和(自身を除く): 42953442

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 43, 51, 78, 86, 102, 129, 169, 221, 258, 338, 442, 507, 559, 663, 731, 1014, 1118, 1326, 1462, 1677, 1849, 2193, 2873, 3354, 3698, 4386, 5547, 5746, 7267, 8619, 9503, 11094, 14534, 17238, 19006, 21801, 24037, 28509, 31433, 43602, 48074, 57018, 62866, 72111, 94299, 123539, 144222, 188598, 247078, 312481, 370617, 408629, 624962, 741234, 817258, 937443, 1225887, 1874886, 2451774, 5312177, 10624354, 15936531, 31873062]

約数ペア:

[(1, 31873062), (2, 15936531), (3, 10624354), (6, 5312177), (13, 2451774), (17, 1874886), (26, 1225887), (34, 937443), (39, 817258), (43, 741234), (51, 624962), (78, 408629), (86, 370617), (102, 312481), (129, 247078), (169, 188598), (221, 144222), (258, 123539), (338, 94299), (442, 72111), (507, 62866), (559, 57018), (663, 48074), (731, 43602), (1014, 31433), (1118, 28509), (1326, 24037), (1462, 21801), (1677, 19006), (1849, 17238), (2193, 14534), (2873, 11094), (3354, 9503), (3698, 8619), (4386, 7267), (5547, 5746)]